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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
The 155F limit switch monitors the temperature of the oil pre-heater or specific air zones to ensure the system does not exceed safe operating limits
a 325-12A39 vent limiter must be added
Precision Calibration: Adjustable sensitivity and a clear 55-85F dial range enable exact terminal equipment modulation
maintaining HVAC system efficiency and safety certifications
this harness provides an exact match to the original equipment specifications
Belimo B317 Valve 30067439-890 The 155F limit switch monitorsThe Belimo B317 is a high performance 3 way characterized control valve designed for precision modulation in HVAC systems. Featuring a 3 4 inch NPT connection and a 4. 7 Cv rating, this valve utilizes a nickel plated forged brass body paired with a 316 stainless steel ball and stem to ensure long term reliability in demanding hydronic loops. The A port is engineered with a specialized disc to provide an equal percentage flow characteristic, while the